diff --git a/doc/Extensions/MIB-based-polling.md b/doc/Extensions/MIB-based-polling.md
index 8358c44e7..3d11bc1bc 100644
--- a/doc/Extensions/MIB-based-polling.md
+++ b/doc/Extensions/MIB-based-polling.md
@@ -1,4 +1,4 @@
-## WARNING ##
+RNING ##
 
 MIB-based polling is experimental.  It might overload your LibreNMS server,
 destroy your data, set your routers on fire, and kick your cat.  It has been
@@ -69,8 +69,9 @@ The components involved in MIB-based polling are:
 
   - During discovery, relevant MIBs are parsed using `snmptranslate`, and the
     data returned is used to populate a database which guides the poller in
-    what to store.  At the moment, only OIDs with Unsigned32 and Counter64
-    data types are parsed.
+    what to store.  At the moment, only OIDs of INTEGER, Integer32, Gauge32,
+    Unsigned32, Counter32, and Counter64 data types are parsed, and negative
+    values are untested.
 
   - Devices may be excluded from MIB polling by changing the setting in the
     device edit screen: